Update gatsby monorepo

package.json

@@ -10,28 +10,28 @@
     "font-awesome": "4.7.0",
     "gatsby": "3.15.0",
     "gatsby-image": "3.11.0",
-    "gatsby-link": "3.15.0",
-    "gatsby-plugin-catch-links": "3.15.0",
-    "gatsby-plugin-feed": "3.15.0",
-    "gatsby-plugin-google-analytics": "3.15.0",
-    "gatsby-plugin-manifest": "3.15.0",
+    "gatsby-link": "5.13.1",
+    "gatsby-plugin-catch-links": "5.13.1",
+    "gatsby-plugin-feed": "5.13.1",
+    "gatsby-plugin-google-analytics": "5.13.1",
+    "gatsby-plugin-manifest": "5.13.1",
     "gatsby-plugin-netlify": "3.14.0",
-    "gatsby-plugin-nprogress": "3.15.0",
-    "gatsby-plugin-offline": "4.15.0",
-    "gatsby-plugin-react-helmet": "4.15.0",
+    "gatsby-plugin-nprogress": "5.13.1",
+    "gatsby-plugin-offline": "6.13.2",
+    "gatsby-plugin-react-helmet": "6.13.1",
     "gatsby-plugin-sharp": "3.14.0",
-    "gatsby-plugin-sitemap": "3.3.0",
-    "gatsby-plugin-styled-components": "4.15.0",
-    "gatsby-plugin-twitter": "3.15.0",
+    "gatsby-plugin-sitemap": "6.13.1",
+    "gatsby-plugin-styled-components": "6.13.1",
+    "gatsby-plugin-twitter": "5.13.1",
     "gatsby-plugin-typegen": "^2.2.4",
-    "gatsby-remark-copy-linked-files": "3.2.0",
-    "gatsby-remark-images": "4.2.0",
-    "gatsby-remark-prismjs": "4.2.0",
-    "gatsby-remark-responsive-iframe": "3.2.0",
-    "gatsby-remark-smartypants": "3.2.0",
-    "gatsby-source-filesystem": "3.15.0",
+    "gatsby-remark-copy-linked-files": "6.13.1",
+    "gatsby-remark-images": "7.13.1",
+    "gatsby-remark-prismjs": "7.13.1",
+    "gatsby-remark-responsive-iframe": "6.13.1",
+    "gatsby-remark-smartypants": "6.13.1",
+    "gatsby-source-filesystem": "5.13.1",
     "gatsby-transformer-remark": "3.2.0",
-    "gatsby-transformer-sharp": "3.15.0",
+    "gatsby-transformer-sharp": "5.13.1",
     "localforage": "1.10.0",
     "modern-normalize": "1.1.0",
     "prismjs": "1.29.0",